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Finding the Fourth Proportional to 16,599.56, 22,907.46 and 9,147.56

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Solution

The fourth proportional to 16,599.56, 22,907.46 and 9,147.56 is: 12,623.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,599.56 : 22,907.46 = 9,147.56 : x
  2. Step 2: Convert to fraction form
    16,599.56/22,907.46 = 9,147.56/x
  3. Step 3: Cross multiply
    16,599.56x = 22,907.46 × 9,147.56
  4. Step 4: Simplify right side
    16,599.56x = 209,547,364.80
  5. Step 5: Solve for x
    x = 209,547,364.80/16,599.56
  6. Step 6: Final answer
    x = 12,623.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.